iommu/dma: Factor out remapped pages lookup

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Since we duplicate the find_vm_area() logic a few times in places where
we only care aboute the pages, factor out a helper to abstract it.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
[hch: don't warn when not finding a region, as we'll rely on that later]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Robin Murphy 2019-05-20 09:29:33 +02:00 • committed by Joerg Roedel

parent 796a08cf16

commit 4c360acee9

1 changed files with 20 additions and 12 deletions

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drivers/iommu/dma-iommu.c

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